Dephi篇：热键注册Demo

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs;

type
  TForm1 = class(TForm)
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
  private
    procedure RegHK(var Msg: TMessage); message WM_HOTKEY;
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormCreate(Sender: TObject);
begin
  RegisterHotKey(Handle,1001,MOD_CONTROL or MOD_SHIFT,Cardinal('A'));
  RegisterHotKey(Handle,1002,MOD_CONTROL or MOD_SHIFT,Cardinal('a'));
end;

procedure TForm1.RegHK(var Msg: TMessage);
begin
  if (Msg.WParam = 1001) or (Msg.WParam = 1002) then
    SetForegroundWindow(Handle);
    ShowMessage('You are SB');
end;

procedure TForm1.FormDestroy(Sender: TObject);
begin
  UnRegisterHotKey(Handle, 1001);
  UnRegisterHotKey(Handle, 1002);
end;

end.